804471705 has 48 divisors (see below), whose sum is σ = 1479479040. Its totient is φ = 402983424.

The previous prime is 804471673. The next prime is 804471727. The reversal of 804471705 is 507174408.

It is not a de Polignac number, because 804471705 - 2⁵ = 804471673 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 804471705.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 564624 + ... + 566046.

It is an arithmetic number, because the mean of its divisors is an integer number (30822480).

Almost surely, 2^804471705 is an apocalyptic number.

804471705 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

804471705 is a deficient number, since it is larger than the sum of its proper divisors (675007335).

804471705 is a wasteful number, since it uses less digits than its factorization.

804471705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2190 (or 2187 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The square root of 804471705 is about 28363.2104141968. The cubic root of 804471705 is about 930.0442053216.

The spelling of 804471705 in words is "eight hundred four million, four hundred seventy-one thousand, seven hundred five".